X4500
Sigma

Xanthine Oxidase from bovine milk

Grade III, ammonium sulfate suspension, 1-2 units/mg protein

Synonym

Xanthine:oxygen oxidoreductase

XOD

CAS Number

9002-17-9

Enzyme Commission (EC) Number

1.17.3.2. ( BRENDA | IUBMB )

MDL number

MFCD00082145

EG/EC Number

232-657-6

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Descriptions

Analysis Note

Protein determined by biuret

General description

Formerly E.C. 1.1.3.22

Preparation Note

Chromatographically purified

Unit Definition

One unit will convert 1.0 μmole of xanthine to uric acid per min at pH 7.5 at 25 °C. Approx. 50% of the activity is obtained with hypoxanthine as substrate.

Physical form

Suspension in 2.3 M (NH₄)₂SO₄, 10 mM sodium phosphate buffer, pH 7.8, containing 1 mM EDTA and 1 mM sodium salicylate

Properties

type

Grade III

form

ammonium sulfate suspension

foreign activity

uricase, essentially free

storage temp.

2-8°C

Safety

WGK Germany

RTECS

RQ8455000

Related Categories

... General Metabolic Enzymes > Nucleic Acid Metabolism

... 1.x.x.x Oxidoreductases > 1.1.x.x Acting on hydroxyl groups

Metabolic Pathways Chart (784 kb)

X4500 - Enzyme Assay (22kb)

MSDS

Specification Sheet

Certificate of Analysis

Certificate of Origin

More Information